[v1,18/43] x86: pinctrl: Update comment for intel_pinctrl_get_pad()

Add information about what is returned on error.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 arch/x86/include/asm/intel_pinctrl.h | 1 +
 1 file changed, 1 insertion(+)

Hi Simon,

On Mon, Jun 15, 2020 at 11:58 AM Simon Glass <sjg at chromium.org> wrote:
>
> Add information about what is returned on error.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
>  arch/x86/include/asm/intel_pinctrl.h | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/x86/include/asm/intel_pinctrl.h b/arch/x86/include/asm/intel_pinctrl.h
> index f39ebde539..982b2514a0 100644
> --- a/arch/x86/include/asm/intel_pinctrl.h
> +++ b/arch/x86/include/asm/intel_pinctrl.h
> @@ -300,6 +300,7 @@ u32 intel_pinctrl_get_config_reg(struct udevice *dev, uint offset);
>   * @pad: Pad to check
>   * @devp: Returns pinctrl device containing that pad
>   * @offsetp: Returns offset of pad within that pinctrl device
> + * @return 0 if OK, -ENOTBLK if pad number is invalid

It's weird that ENOTBLK is used for a pinctrl.

>   */
>  int intel_pinctrl_get_pad(uint pad, struct udevice **devp, uint *offsetp);
>
> --

Regards,
Bin